At the opening ceremony of the Asian Games in Hangzhou, when athletes from all over the world entered the stadium, the country names displayed on the big screen were in italics. The peak of the development of regular script in China was in the Tang Dynasty, and the famous European, Yan and Liu were insurmountable peaks in the history of calligraphy. The characteristics of all kinds of calligraphy are rigorous European structure and steep brushwork. Liu has a strong body, rigorous structure and vigorous brushwork. Zhao Ti is round and comely, upright and rigorous, elegant and beautiful. The face is dignified and dignified, and the momentum is open and powerful. Yan-style regular script is naturally magnificent, vigorous and powerful, and naturally becomes the best choice to show the style of calligraphy. In all kinds of lists, they are written in color.